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WordNet-Online
Definitions from WordNet
Noun steradian has 1 sense
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Definitions from the WebSteradianDescription:A steradian is the standard unit of solid angle in the International System of Units (SI), representing a three-dimensional angle that extends from a point and intersects the surface of a sphere. It is used to measure the amount of space that a solid object or a region occupies in space. Senses and Usages:1. Measurement:In physics, the steradian is used to measure the amount of space occupied by a solid angle. It helps in determining how much of the total radiation emitted by a source is intercepted by a given surface. Sample Sentence: The stereo vision system calculates the distances to objects based on the number of steradians each point occupies in the image. 2. Solid Angle:A steradian represents a solid angle that extends from a point in space and spreads outwards like the surface of a cone or a pyramid. Sample Sentence: The astronaut marveled at the vastness of space, as millions of steradians of stars filled his view. Related Products:Find books and tools about the steradian on Amazon: | ||||
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